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cutegirl

  • 3 years ago

6. You spin a spinner that has eight equal-sized sections numbered one to eight. Find P(perfect square or odd).

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  1. lalaly
    • 3 years ago
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    perfect squares from 1 to 8 are 1,4 The odd numbers are 1,3,7,5 P(perfect square or odd) = P(1, 3, 4, 5 or 7) = P(1) + P(3) + P(4) + P(5) + P(7) = 1/8 + 1/8 + 1/8 + 1/8 + 1/8 = 5/8

  2. UnkleRhaukus
    • 3 years ago
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    perfect square or odd =1-P(not square nor odd) =1-(P(2)+P(6+P(7) =1-(1/8+1/8+1/8) =1-3/8 =5/8

  3. lalaly
    • 3 years ago
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    @UnkleRhaukus 1-(p(2)+p(6)+p(8))

  4. adarsh\
    • 3 years ago
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    Favourable cases ={1,3,4,5,7} P=5/8

  5. UnkleRhaukus
    • 3 years ago
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    yeah @lalaly, that is what i ment on line 2

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